Home / 284,815.44-426,971.72-107,447.00

Finding the Fourth Proportional to 284,815.44, 426,971.72 and 107,447.00

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Solution

The fourth proportional to 284,815.44, 426,971.72 and 107,447.00 is: 161,075.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,815.44 : 426,971.72 = 107,447.00 : x
  2. Step 2: Convert to fraction form
    284,815.44/426,971.72 = 107,447.00/x
  3. Step 3: Cross multiply
    284,815.44x = 426,971.72 × 107,447.00
  4. Step 4: Simplify right side
    284,815.44x = 45,876,828,532.60
  5. Step 5: Solve for x
    x = 45,876,828,532.60/284,815.44
  6. Step 6: Final answer
    x = 161,075.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.